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osmo-msc
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issue a signal once a subscriber is attached or detached

This commit is contained in:
Harald Welte 2009-07-29 23:14:15 +02:00
parent e34e117ff1
commit ea5cf30d15
2 changed files with 10 additions and 0 deletions
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7
openbsc/include/openbsc/signal.h
View File

@ -38,6 +38,7 @@ enum signal_subsystems {
SS_ABISIP,
SS_NM,
SS_LCHAN,
SS_SUBSCR,
};
/* SS_PAGING signals */
@ -69,6 +70,12 @@ enum signal_lchan {
S_LCHAN_UNEXPECTED_RELEASE,
};
/* SS_SUBSCR signals */
enum signal_subscr {
S_SUBSCR_ATTACHED,
S_SUBSCR_DETACHED,
};
typedef int signal_cbfn(unsigned int subsys, unsigned int signal,
void *handler_data, void *signal_data);

3
openbsc/src/gsm_subscriber.c
View File

@ -32,6 +32,7 @@
#include <openbsc/paging.h>
#include <openbsc/debug.h>
#include <openbsc/paging.h>
#include <openbsc/signal.h>
#include <openbsc/db.h>
LLIST_HEAD(active_subscribers);
@ -170,11 +171,13 @@ int subscr_update(struct gsm_subscriber *s, struct gsm_bts *bts, int reason)
s->net = bts->network;
/* Indicate "attached to LAC" */
s->lac = bts->location_area_code;
dispatch_signal(SS_SUBSCR, S_SUBSCR_ATTACHED, s);
break;
case GSM_SUBSCRIBER_UPDATE_DETACHED:
/* Only detach if we are currently in this area */
if (bts->location_area_code == s->lac)
s->lac = 0;
dispatch_signal(SS_SUBSCR, S_SUBSCR_DETACHED, s);
break;
default:
fprintf(stderr, "subscr_update with unknown reason: %d\n",